New Zealand Isn’t Just Importing More Ultra-Processed Food. We’re Importing the System That Makes It Normal

A new study has dropped a quiet warning into the New Zealand food conversation.

In 1990, ultra-processed foods made up 8.7% of New Zealand’s food and beverage imports by volume. By 2023, that figure had risen to 21.8%. Per person, imports rose from 15.7 kilograms to 103.8 kilograms.

That is a dramatic shift. But it is not just a diet story. It is a food-system story.

The deeper issue is not simply that people are “choosing badly.” The deeper issue is that New Zealand’s food environment has been gradually reshaped over decades by trade liberalisation, tariff cuts, industrial formulation, affordability pressures, and the rise of convenience as a governing logic.

The system has not just allowed ultra-processed food to grow. It has helped make it normal.

What the study actually found

The paper, published in Globalization and Health, analysed United Nations Comtrade data covering New Zealand’s food and non-alcoholic beverage imports from 1990 to 2023. Products were grouped using the NOVA food-processing classification.

The headline rise in imported ultra-processed foods is striking enough. But one of the most important findings sits slightly upstream.

Growth did not only come from obvious finished products like sweetened drinks, packaged snacks, and ready meals. It also came from ultra-processed food inputs such as industrial sugars, modified oils, flavourings, and texture enhancers. According to the study, these inputs grew so strongly that they overtook other ultra-processed subgroups from 2011 onward.

That matters because it suggests the shift is not only visible in plain sight. It is also happening deeper in the supply chain, inside formulations, recipes, and ingredient systems that shape what ends up on shelves.

So this is not only a story about imported junk food. It is also a story about imported industrial food architecture.

The quiet redesign of the national pantry

New Zealand still tells itself a flattering food story.

We are a country of farms, orchards, pasture, seafood, and export quality. Some of that is real. But it can also obscure what is happening closer to home, in the ordinary retail environment most people actually move through each week.

A country can export premium dairy, meat, wine, and produce while also importing more industrial formulations, additives, sweeteners, and convenience foods for domestic consumption. Those two realities are not contradictory. In fact, they fit together quite well.

One side earns foreign income. The other fills shelves efficiently.

That is part of what makes this worth paying attention to.

The issue is not only nutritional. It is structural.

What gets imported at scale shapes what becomes normal, available, affordable, shelf-stable, and heavily marketed. Over time, that changes what feels ordinary in a shopping basket, a lunchbox, or a rushed weeknight dinner.

Why this is bigger than personal choice

Dr Kelly Garton, the study’s lead author, has been clear in follow-up interviews that many of these products dominate because they are cheap, convenient, and heavily marketed, while also fitting modern time and budget pressure.

That feels uncomfortably true.

People do not make food choices in a vacuum. They make them inside a system of prices, shelf layouts, advertising, commuting, fatigue, cooking confidence, household budgets, and whatever energy is left at the end of the day.

So when ultra-processed products and their inputs rise sharply over decades, that is not just an interesting trade statistic. It is a clue about the food environment itself.

And when fresh food is expensive, cooking takes time, and packaged products are engineered for durability and convenience, the old “just choose better” argument starts looking pretty flimsy.

What we still do not know

It is worth being precise here.

This study tracks imports, not direct consumption. Imported volume does not map perfectly onto what New Zealanders eat. Some products may be re-exported, wasted, used as ingredients in domestic manufacturing, or otherwise not consumed in a simple one-to-one way. The authors are careful about that.

There is also a wider New Zealand data gap. We have very old national nutrition data. That means we are trying to understand a fast-changing food environment with incomplete visibility into current dietary patterns.

So this paper does not prove exactly how much ultra-processed food New Zealanders consume today.

But it does show something important: over 34 years, the imported food environment shifted significantly toward ultra-processed products and the ingredients used to make them. That is not trivial. It is not random. And it should make us more alert than we have been.

The real-food question underneath all this

For me, the useful question is not whether people should never eat anything ultra-processed again.

That is not a serious public conversation. It is theatre.

The better question is this:

What kind of food system are we building, and what kind of food culture does it produce?

Do we want one where more and more of the everyday diet is assembled from industrial inputs, stabilisers, sweeteners, flavour systems, and convenience logic?

Or do we want one that makes real food easier to find, easier to trust, easier to prepare, and easier to afford?

That does not require perfection. It does not require panic. And it does not require pretending every processed product is poison.

It does require noticing the direction of travel.

Because once ultra-processed food becomes normal, whole food starts to feel like the niche option. The specialist option. The expensive option. The option for people with spare time, spare money, and access to better supply.

That is not a healthy food culture. It is a managed retreat from real food.

A sane response

A sane response is not panic buying lentils and declaring war on crackers.

It is more practical than that.

At the policy level, it means better labelling, more honest marketing rules, especially around children, and trade settings that do not quietly favour industrial formulations over real food.

At the household level, it means a gradual shift toward ingredients you can still recognise, more buying from growers, producers, butchers, bakers, and local food networks where possible, and a little less reliance on products designed mainly for durability, convenience, and margin.

Not purity. Not performance. Just a deliberate move back toward reality.

Because this is not only about what arrives in shipping containers.

It is about what becomes breakfast, lunch, dinner, snacks, school lunches, and the shape of everyday life in New Zealand.

Sources

Garton K, da Cruz GL, Swinburn B. Ultra processed foods and their inputs increasingly dominate New Zealand’s food and beverage imports: a retrospective analysis. Globalization and Health. Published 12 March 2026. DOI: 10.1186/s12992-026-01203-1.

Public Health Communication Centre. Decades old nutrition data leave NZ in the dark – updated nutrition survey needed. Published 19 February 2025.

RNZ. Ultra-processed food marketing needs tougher regulations - researcher. Published 25 February 2026.